The figure below shows a context Data Flow Diagram that is drawn for a Food Ordering System. It contains a process (shape) that represents the system to model, in this case, the "Food Ordering System". It also shows the participants who will interact with the system, called the external ...
Name the diagramContext Diagram. We need to create the main process. DragProcessfrom diagram toolbar to diagram. Name itOnline Bookstore. We will use online bookstore as an example to show you how to create multiple levels DFD. As you can imagine, customers will be ordering books through t...
3. Some people think the food that they order online is more delicious than what they cook. 有些人认为他们在网上订的食物比他们做的好吃。 4. We should never eat fried food or food with lots of sugar because they are ...
I think ordering takeout can be really convenient, especially when I'm too busy to cook or just want to treat myself to something special. It's great to have so many options available at my fingertips, from Chinese food to pizza to sushi. Plus, with the rise of food delivery apps, ...